Why we use potassium dichromate in control of absorbance in uv
region and copper sulphate in control of absorbance in visible
region?
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in Einstein's mass energy relation e=mc2 for what is c used or why is light required for reactions. Because the reactions are with help of neutrons
Why Nitric acid can be stored in Aluminium containers?
What test will you use to distinguish cotton from wool ?
Explain the term aliquot and diluent?
Acid rain is caused due to pollution of atmosphere by
it is possible that the air dissolves in any solvent?
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Explain the how to make Alloys?
What is produced, when carbon is burnt ?
What is engymes?
Why a hot day in Calcutta causes more discomfort than are equally hot day in Delhi ?
Which gas is used in refrigeration plants ?
What is an indicator electrode?